Question

Determine the next term in the geometric sequence below.

-1, -2, -4, ...

-7
-10
-8
-6

Answer 1

-8 is the correct answer according to the sequence's rule.

Answer 2

-8

Explanation:

The rule for the sequence is ×2

E.g.

-1×2=-2

-2×2=-4

-4×2=-8